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National Stock Number:
3110-00-156-6869
Federal Supply Class:
3110
National Item Identification Number:
001566869
Description:
BEARING,BALL,DUPLEX
Detail:
Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.
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Manufacturer Information:
| 20211DT | 24617 | GENERAL MOTORS CORP | | 20211DT | 43334 | GENERAL MOTORS CORP DELCO MORAINE NDH DIV | | 20211DU | 43334 | GENERAL MOTORS CORP DELCO MORAINE NDH DIV | | 7211WDU | 21335 | TIMKEN CO | | 7211WNDU | 21335 | TIMKEN CO | | FF-B-171/21 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | FFB171/21Y11A2E | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | P9618566-1 | 24446 | GENERAL ELECTRIC COMPANY |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | OVERALL WIDTH | 21.0 MILLIMETERS NOMINAL | | BORE DIAMETER | 55.00 MILLIMETERS NOMINAL | | OVERALL OUTSIDE DIAMETER | 100.00 MILLIMETERS NOMINAL | | STANDARD TOLERANCE DESIGNATION | ABEC NO.1 | | SURFACE FINISH | GROUND | | RETAINER FABRICATION METHOD | PRESSED | | LOAD DIRECTION | ANGULAR | | BEARING PRELOAD DESIGNATION | LIGHT | | SPEC/STD CONTROLLING DATA | | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FF-B-171/21 | | MANUFACTURERS CODE | 81348 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FFB171/21Y11A2E |
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